If you’ve ever reminisced with friends about movies that never existed or historical details that never came to pass, then you’ve experienced the weirdness of shared false memories. Also known as the Mandela Effect, it’s led some to interpret erroneous memories of 90s Sinbad movies as paranormal events. But as Robert and Christian explore in this episode of Stuff to Blow Your Mind, it all boils down to the complex, amazing and fallible way our memory works.